DRPC-120-BTi Embedded System
Page 103
NOTE:
The Watchdog Timer is activated through software. The software
application that activates the Watchdog Timer must also deactivate it
when closed. If the Watchdog Timer is not deactivated, the system will
automatically restart after the Timer has finished its countdown.
EXAMPLE PROGRAM:
; INITIAL TIMER PERIOD COUNTER
;
W_LOOP:
;
MOV
AX, 6F02H
;setting the time-out value
MOV
BL, 30
;time-out value is 48 seconds
INT
15H
;
; ADD THE APPLICATION PROGRAM HERE
;
CMP
EXIT_AP, 1
;is the application over?
JNE
W_LOOP
;No, restart the application
MOV
AX, 6F02H
;disable Watchdog Timer
MOV
BL, 0
;
INT
15H
;
; EXIT ;
Summary of Contents for DRPC-120-BTi
Page 12: ......
Page 13: ...DRPC 120 BTi Embedded System Page 1 Chapter 1 1 Introduction ...
Page 22: ...DRPC 120 BTi Embedded System Page 10 Chapter 2 2 Unpacking ...
Page 27: ...DRPC 120 BTi Embedded System Page 15 Chapter 3 3 Installation ...
Page 49: ...DRPC 120 BTi Embedded System Page 37 Chapter 4 4 System Maintenance ...
Page 53: ...DRPC 120 BTi Embedded System Page 41 Chapter 5 5 BIOS ...
Page 87: ...DRPC 120 BTi Embedded System Page 75 Chapter 6 6 Interface Connectors ...
Page 100: ...DRPC 120 BTi Embedded System Page 88 Appendix A A Regulatory Compliance ...
Page 105: ...DRPC 120 BTi Embedded System Page 93 Appendix B B Safety Precautions ...
Page 110: ...DRPC 120 BTi Embedded System Page 98 Appendix C C Digital I O Interface ...
Page 113: ...DRPC 120 BTi Embedded System Page 101 Appendix D D Watchdog Timer ...
Page 116: ...DRPC 120 BTi Embedded System Page 104 Appendix E E Hazardous Materials Disclosure ...